/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Servlet;

import Factory.DAO.CategoryDAO;
import Factory.DAO.LogDAO;
import Factory.DAO.LogDefDAO;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import Factory.DAOFactory;
import Factory.Tables.User;
import Factory.DAO.UserDAO;
import Factory.Tables.Category;
import Factory.Tables.Log;
import Factory.Tables.LogDef;
import Functions.ProgramFunction;
import Functions.SystemTime;
import java.sql.Date;
import java.sql.Time;
import java.util.ArrayList;
import javax.servlet.annotation.WebServlet;

/**
 *
 * @author Patrick
 */
@WebServlet(name = "AdminLogin", urlPatterns = {"/AdminLogin"})
public class AdminLogin extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
           
            
            DAOFactory myDAOFactory = DAOFactory.getInstance(DAOFactory.MYSQL);
            UserDAO myUserDAO = myDAOFactory.createUserDAO();
            LogDAO logDAO = myDAOFactory.createLogDAO();
            CategoryDAO DAO = myDAOFactory.createCategoryDAO();
            LogDefDAO logDefDAO = myDAOFactory.createLogDefDAO();
            Log log;
            User myUser = myUserDAO.adminAuthenticate(request.getParameter("username"), request.getParameter("password"));
            HttpSession session = request.getSession();
            SystemTime systemTime = new SystemTime();
            
                        
            if (myUser != null){
                    log = new Log();
                    log.setUserID(myUser.getUserID());
                    log.setLogDate(Date.valueOf(systemTime.getCurrentDateMySQLFormat()));
                    log.setLogTime(Time.valueOf(systemTime.getCurrentTimeMySQLFormat()));
                    log.setLogDefID(logDefDAO.getLogDefID(LogDef.LOGIN));
                    logDAO.addLog(log);
                    session.setAttribute("user", myUser);
                    session.setAttribute("userLastLogin", ProgramFunction.convertMySQLDateFormatToWebDateFormat(log.getLogDate().toString())+" "+ProgramFunction.convertMySQLTimeFormatToWebTimeFormat(log.getLogTime().toString()));
                    response.sendRedirect("adminpanel/include/login/loginsuccessful.jsp");
                    
                    //TEMP
                    Category categorytemp = new Category();
                    categorytemp.setCategoryID(0);
                    categorytemp.setCategoryPic("none");
                    categorytemp.setCategoryName("none");
                    categorytemp.setCategoryDescription("none");
            
                    session.setAttribute("pickToEditCategory", categorytemp);
                    /****/////
                    CategoryDAO categoryDAO = myDAOFactory.createCategoryDAO();
                    ArrayList<Category> categories = (ArrayList<Category>)categoryDAO.getAllCategories();
                    session.setAttribute("categories", categories);
                    
                    
               }else {
                    session.setAttribute("user", null);
                    RequestDispatcher dispatcher = request.getRequestDispatcher("adminpanel/include/login/loginfail.jsp");
                    dispatcher.forward(request, response);
                }
            
                         
            
                
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
